/*
 * fgets function
 *
 * This file is part of PanicOS.
 *
 * PanicOS is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * PanicOS is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with PanicOS.  If not, see <https://www.gnu.org/licenses/>.
 */

#include <stddef.h>
#include <stdio.h>

char *fgets(char *restrict s, int n, FILE *restrict stream) {
	char *str = s;
	while (--n) {
		int c = fgetc(stream);
		if (c == '\n') {
			*s = c;
			*(++s) = '\0';
			return str;
		} else if (c == EOF) {
			*s = '\0';
			return NULL;
		}
		*s = c;
		s++;
	}
	return str;
}
